package com.guigu.qingcheng.utils;



import lombok.Data;

import java.util.HashMap;
import java.util.Map;

/**
 * 统一返回结果类
 */
@Data
public class R {
    //是否成功
    private Boolean success;

    //返回码
    private Integer code;

    //返回消息
    private String message;

    //返回数据
    private Map<String, Object> data = new HashMap<String, Object>();

    // 把构造方法私有 , 不能new创建
    private R(){}

    // 成功静态方法
    public static R ok(){
        R r=new R();
        r.setMessage("成功");
        r.setSuccess(true);
        r.setCode(ResultCode.SUCCESS);
        return r;
    }
    // 失败静态方法
    public static R error(){
        R r=new R();
        r.setMessage("失败");
        r.setSuccess(false);
        r.setCode(ResultCode.ERROR);
        return r;
    }

    public R success(Boolean success){
        this.setSuccess(success);
        return this;
    }
    public R message(String message){
        this.setMessage(message);
        return this;
    }
    public R code(Integer code){
        this.setCode(code);
        return this;
    }
    public R data(String key, Object value){
        this.data.put(key, value);
        return this;
    }
    public R data(Map<String, Object> map){
        this.setData(map);
        return this;
    }

}
